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參數資料
| 型號： | TPS65182RGZR |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PQCC48 |
| 封裝： | 7 X 7 MM, 0.9 MM, PLASTIC, QFP-48 |
| 文件頁數： | 22/24頁 |
| 文件大小： | 865K |
| 代理商： | TPS65182RGZR |
www.ti.com
SLVSAA2C – MARCH 2010 – REVISED OCTOBER 2010
ELECTRICAL CHARACTERISTICS (continued)
VIN = 3.7 V, TA = –10°C to 85C, Typical values are at TA = 25C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
C
Recommended output capacitor
4.7
F
LDO2 (VNEG)
VNEG_IN
Input voltage range
-17.85
-17
-16.15
V
VSET
Output voltage set value
VIN = –17 V
-15.75
-15
-14.25
V
VINTERVAL
Output voltage set resolution
VIN = –17 V
250
mV
VNEG_OUT
Output voltage range
VSET = –15 V, ILOAD = –20 mA
-15.15
-15
-14.85
V
VOUTTOL
Output tolerance
VSET = –15 V, ILOAD = –20 mA
-1
1
%
VDROPOUT
Dropout voltage
ILOAD = 120 mA
250
mV
VLOADREG
Load regulation – DC
ILOAD = 10% to 90%
1
%
ILOAD
Load current range
120
mA
ILIMIT
Output current limit
200
mA
TSS
Soft start time
1
ms
C
Recommended output capacitor
4.7
F
LD01 (POS) AND LDO2 (VNEG) TRACKING
VSET = ±15 V,
VDIFF
Difference between VPOS and VNEG
-50
50
mV
ILOAD = ±20 mA, 0°C to 60°C
VCOM DRIVER
VCOM
Output voltage range
-2.5
-0.3
V
G
VCOM gain (VCOM_XADJ/VCOM)
VCOM_ADJ = 0 V
1
V/V
VCOM SWITCH
VCOM = –1.25 V, VCOM_PANEL = 0 V
TON
Switch ON time
1
ms
CVCOM = 4.7 F, CVCOM_PANEL = 4.7 F
RDS(ON)
MOSFET ON resistance
VCOM = –1.25 V, ICOM = 30 mA
20
35
ILIMIT
MOSFET current limit
Not tested in production
200
mA
VCOM = 0 V,
ISWLEAK
Switch leakage current
8.3
nA
VCOM_PANEL = –2.5 V
CP1 (VDDH) CHARGE PUMP
VDDH_IN
Input voltage range
16.15
17
17.85
V
Feedback voltage
1
V
VFB
Accuracy
-3
3
%
VDDH_OUT
Output voltage range
VSET = 22 V, ILOAD = 2 mA
21
22
23
V
ILOAD
Load current range
10
mA
fSW
Switching frequency
560
KHz
CD
Recommended driver capacitor
10
nF
CO
Recommended output capacitor
4.7
F
CP2 (VEE) NEGATIVE CHARGE PUMP
VEE_IN
Input voltage range
-17.75
-17
-16.15
V
Feedback voltage
-1
V
VFB
Accuracy
-3
3
%
VEE_OUT
Output voltage range
VSET = –20 V, ILOAD = 3 mA
-21
-20
-19
V
ILOAD
Load current range
12
mA
fSW
Switching frequency
560
KHz
CD
Recommended driver capacitor
10
nF
CO
Recommended output capacitor
4.7
F
Copyright 2010, Texas Instruments Incorporated
7
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